  1  -0.5   25.7
  2   2.0   18.1
  3   5.4   22.1
  4   8.1   24.5
  5  13.0   27.5
  6  18.0   12.5
  7  23.1    5.2
  8  21.5    3.7
  9  16.3   10.0
 10   9.2   17.6
 11   3.2   18.0
 12  -1.2   26.1
